Timestamp ser and der failed on borsh feature

[DaviRain-Su]

Bug Summary

Current Timestamp ser and der have failed,

use borsh::{BorshDeserialize, BorshSerialize};
let timestamp = Timestamp::now();
let encode_timestamp = timestamp.try_to_vec().unwrap();
let _ = Timestamp::try_from_slice(&encode_timestamp).unwrap();

report this error:

Custom { kind: InvalidData, error: "Not all bytes read" }'

Details

Version